ARDEX Butynol®

Butyl Rubber Roofing Membrane


ARDEX Butynol® is a synthetic butyl rubber waterproofing membrane with properties which resist ageing from heat, sunlight and ozone. It has excellent gas impermeability, toughness, it remains flexible at low temperatures and is suitable in all climatic zones.

ARDEX Butynol® is used as a single layer membrane in horizontal or vertical applications for waterproofing decks, roofs and gutters. It is primarily applied to the outside of a sub-structure of a building to prevent water ingress.

  • Manufactured in New Zealand
  • Trusted 50+ years of service in New Zealand and Oceania
  • BRANZ Appraised No.436
  • Code Mark AQ-050516-CMNZ
  • E2/AS1 Acceptable Solution
  • Potable water certified
  • Excellent resistance to ageing from heat, sunlight and ozone
  • Excellent resistance to atmospheric agents
  • Excellent resistance to geothermal gas including hydrogen sulphie and methane
  • Excellent flexibility
  • No significant maintenance required


  • Typical Uses:
    • Roof membranes
    • External balconies and decks
    • Gutter linings
    • Water containment (i.e. pillow tanks, reservioirs, pond liners)
  • Elongation:
    • 300%